TryRegisterHandler 191 sync/engine/net/server_connection_manager.cc signal_handler_registered_ = cancelation_signal_->TryRegisterHandler(this); TryRegisterHandler 70 sync/internal_api/http_bridge.cc bool result = cancelation_signal_->TryRegisterHandler(this); TryRegisterHandler 46 sync/internal_api/public/base/cancelation_signal.h bool TryRegisterHandler(CancelationObserver* handler); TryRegisterHandler 76 sync/internal_api/public/base/cancelation_signal_unittest.cc if (cancel_signal_->TryRegisterHandler(this)) { TryRegisterHandler 163 sync/internal_api/public/base/cancelation_signal_unittest.cc EXPECT_FALSE(signal.TryRegisterHandler(&observer));